Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

One of the main questions in exoplanet science concerns M dwarfs (red dwarfs) and the habitability of exoplanets that orbit ...

It used to be said that you could test your eyesight by counting the number of stars visible to the unaided eye. The best nights to try this are around January 19 when the Moon is new ...

From signs of life on Mars to an interstellar visitor and weakening dark energy, 2025 reshaped space science, raising the ...

On record 2025 as one of the most amazing years in contemporary astronomy, providing findings that would turn our collective ...

Wolf supermoon this weekend, chased closely by a planetary parade and a good chance of viewing the Andromeda galaxy in ...

The month brings a strong lineup of celestial sights, including a supermoon, meteor activity, and several close moon-planet ...

Learn more about the year’s first supermoon and other early 2026 astronomical events you don’t want to miss, including a ...

A single photograph taken from orbit has managed to make a rare visual connection between the mundane life on Earth and the ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

Nasa astronaut Don Pettit has captured a breathtaking view from space, blending vibrant auroras and glowing city lights with ...